Loading Data using R and PowerBI
I'm not a fan of R visuals in PowerBI. I recently learned I can use R to load data and native PowerBI visuals to display the data. Here's how.
2022-05-27 (first published: 2017-10-16)
6,895 reads
Nick Burns
Pattern Recognition via Principal Components Analysis
We'll look at using principal components analysis to help visualise your data and detect underlying structure or patterns.
2019-10-25 (first published: 2017-09-12)
10,218 reads
Moving beyond principal components analysis
Principal components analysis is a standard, but usually terrible, technique for visualising complex data. We're using network diagrams to solve this problem.
2019-10-11 (first published: 2017-09-19)
2,527 reads
Real-time moving averages for IoT with R
Computing an average over all your data is easy, but what if your data arrives incrementally and you need to be able to compute real-time averages on the fly? That's what we are going to look at.
2019-10-04 (first published: 2017-10-02)
2,967 reads
Configuring R Services in SQL Server 2016
R Services provides in-database analytics in SQL Server 2016. In this article we step through configuring R Services and get you started with in-database analytics.
2018-05-28 (first published: 2016-01-27)
4,849 reads
The Shortcomings of Predictive Accuracy
In prediction, accuracy is key. But it's not all it's cracked up to be as we will explore.
2017-09-07
1,243 reads
Analysing Sales Patterns: R + SQL Server
We show how to use RevolutionR to analyse & visualise purchasing behaviours in AdventureWorksDW2012.
2017-08-18 (first published: 2015-12-15)
7,931 reads
Machine Learning for Outlier Detection in R
A look into clustering to detect outliers in R. An extension on univariate statistical tests to include multivariate data.
2017-07-05
3,829 reads
Scoring Outliers in Non-Normal Data with R
Using R to detect outliers is relatively easy, but most methods assume your data is normally distributed. How do you handle skewed datasets?
2017-06-29
5,448 reads
Scoring Outliers with R
What is normal? More to the point, what is abnormal? We will look at using R to score outliers in a typical monitoring dataset.
2017-06-19
4,044 reads
Blogs
Azure SQL offerings
By James Serra
There are three Azure SQL products with so many different deployment options, service tiers,...
T-SQL Tuesday #183 Roundup
By Steve Jones
I hosted this month’s T-SQL Tuesday party with my invitation asking about tracking permissions....
A Little Brainstorming with an AI
By Steve Jones
I was asked to do some a little thinking and brainstorming recently. Rather than...
Forums
MEMORYBROKER_FOR_RESERVE experience
Hi, Does anyone have experience with MEMORYBROKER_FOR_RESERVE ? when suddenly there is somehow constantly...
Moving Database Files
I just learned that my database was created on my C:\ drive in the...
Migrate MSSQL to MYSQL - Different Servers
I am needing to migrate a MSSQL db to MySQL, on a different server...
Question of the Day
Mixed Backups
I have a complex database with a few filegroups and files. Can I run a backup command like this? (assume file/filegroup names are valid).
BACKUP DATABASE [complex]
FILE = N'thirdone'
, FILE = N'thirdtwo'
, FILEGROUP = N'second'
TO DISK = N'C:\Program Files\Microsoft SQL Server\MSSQL16.SQL2022\MSSQL\Backup\complex.bak'
WITH NOFORMAT, NOINIT, NAME = N'complex-Full Database Backup', SKIP, NOREWIND, NOUNLOAD, STATS = 10
GO
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